Mason Marcks Forsythe 2 is a private dam located in Pepin, Wisconsin, designed by the USDA NRCS and regulated by the Wisconsin Department of Natural Resources. Completed in 1978, this gravity dam stands at 26 feet tall with a length of 233 feet, serving primarily for flood risk reduction along the Tributary Little Plum Creek. With a storage capacity of 50 acre-feet and a maximum discharge of 120 cubic feet per second, this structure plays a crucial role in mitigating potential hazards in the area.

Despite being classified with a low hazard potential, Mason Marcks Forsythe 2 is considered to have a moderate risk level, emphasizing the importance of ongoing risk management measures. The dam has not been rated for its condition assessment, and the last inspection was conducted in December 2020 with a frequency of every 10 years. While the Emergency Action Plan status and other related guidelines are not specified, the dam's location and purpose signify its significant role in safeguarding the surrounding community and environment from potential flooding events, making it a crucial asset in water resource and climate management efforts in the region.